Support Bazel rules_kotlin toolchain without legacy providers

PiperOrigin-RevId: 626344394

aspect/intellij_info_impl.bzl

@@ -42,6 +42,7 @@ DEPS = [
     "test_app",  # android_instrumentation_test
     "instruments",  # android_instrumentation_test
     "tests",  # From test_suite
+    "_toolchain",  # From rules_kotlin
 ]
 
 # Run-time dependency attributes, grouped by type.
@@ -996,11 +997,13 @@ def artifact_to_path(artifact):
 
 def collect_kotlin_toolchain_info(target, ide_info, ide_info_file, output_groups):
     """Updates kotlin_toolchain-relevant output groups, returns false if not a kotlin_toolchain target."""
-    if not hasattr(target, "kt"):
-        return False
-    kt = target.kt
-    if not hasattr(kt, "language_version"):
+    if ctx.rule.kind == "_kt_toolchain" and platform_common.ToolchainInfo in target:
+        kt = target[platform_common.ToolchainInfo]
+    elif hasattr(target, "kt") and hasattr(target.kt, "language_version"):
+        kt = target.kt  # Legacy struct provider mechanism
+    else:
         return False
+
     ide_info["kt_toolchain_ide_info"] = struct(
         language_version = kt.language_version,
     )